Table 1. General characteristics of study subjects.
| Variables | Categories | No. of subjects (%) |
|---|---|---|
| Reason for hospital visit | Patients | 103 (52.0) |
| Guardians | 95 (48.0) | |
| Presence of confirmed COVID-19 cases among close contacts | Yes | 7 (3.5) |
| No | 191 (96.5) | |
| History of COVID-19 PCR test | Yes | 14 (7.1) |
| No | 184 (92.9) | |
| History of COVID-19 related symptoms during the epidemic | Yes | 18 (9.1) |
| No | 180 (90.9) | |
| Age, yr | < 40 | 43 (21.7) |
| 40–59 | 89 (44.9) | |
| ≥ 60 | 66 (33.3) | |
| Gender | Men | 99 (50.0) |
| Women | 99 (50.0) | |
| Body mass index, kg/m2 | < 25 | 141 (70.7) |
| ≥ 25 | 57 (29.3) | |
| Smoking | Current | 46 (23.2) |
| Ex | 35 (17.7) | |
| Never | 117 (59.1) | |
| Diabetes | Yes | 19 (9.6) |
| No | 179 (90.4) | |
| Hypertension | Yes | 37 (18.7) |
| No | 179 (81.3) |
COVID-19 = coronavirus disease 2019, PCR = polymerase chain reaction.